Buggy code:
public class ChromeDriverTest extends UITest { private static final int EVENT_DELAY = 1000 ; private String url ; private String script ; private String keyCode ; private boolean jumpToComment ; @ Override public void launchApp ( ) { } @ Test public void chromeDriverStubTest ( ) { clearUrl ( ) ; clearScript ( ) ; clearKeyCode ( ) ; jumpToComment = false ; events . registerEvent ( ( ( NavigateToPageEventHandler ) ( ( e ) -> url = e . url ) ) ) ; events . registerEvent ( ( ( ExecuteScriptEventHandler ) ( ( e ) -> script = e . script ) ) ) ; events . registerEvent ( ( ( SendKeysToBrowserEventHandler ) ( ( e ) -> keyCode = e . keyCode ) ) ) ; events . registerEvent ( ( ( JumpToCommentEventHandler ) ( ( e ) -> jumpToComment = true ) ) ) ; events . triggerEvent ( new IssueSelectedEvent ( "dummy//dummy" , 1 , 0 , false ) ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForIssue ( "dummy//dummy" , 1 ) , url ) ; clearUrl ( ) ; events . triggerEvent ( new IssueCreatedEvent ( ) ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForNewIssue ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; events . triggerEvent ( new LabelCreatedEvent ( ) ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForNewLabel ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; events . triggerEvent ( new MilestoneCreatedEvent ( ) ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForNewMilestone ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; <START_BUG> click ( "#dummy//dummy_col0_1" ) ; <END_BUG> sleep ( ChromeDriverTest . EVENT_DELAY ) ; clearUrl ( ) ; push ( KeyCode . F1 ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( DOCS_PAGE , url ) ; clearUrl ( ) ; push ( KeyCode . G ) . push ( KeyCode . H ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( DOCS_PAGE , url ) ; clearUrl ( ) ; push ( KeyCode . I ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "window.scrollTo(0,<seq2seq4repair_space>0)" , script ) ; clearScript ( ) ; push ( KeyCode . N ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "window.scrollTo(0,<seq2seq4repair_space>document.body.scrollHeight)" , script ) ; clearScript ( ) ; push ( KeyCode . J ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "window.scrollBy(0,<seq2seq4repair_space>-100)" , script ) ; clearScript ( ) ; push ( KeyCode . K ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "window.scrollBy(0,100)" , script ) ; clearScript ( ) ; push ( KeyCode . G ) . push ( KeyCode . L ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForNewLabel ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; push ( KeyCode . G ) . push ( KeyCode . I ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForAllIssues ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; push ( KeyCode . G ) . push ( KeyCode . M ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForMilestones ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; push ( KeyCode . G ) . push ( KeyCode . P ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForPullRequests ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; push ( KeyCode . G ) . push ( KeyCode . D ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForContributors ( "dummy//dummy" ) , url ) ; clearUrl ( ) ; push ( KeyCode . G ) . push ( KeyCode . K ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( GitHubURL . getPathForKeyboardShortcuts ( ) , url ) ; clearUrl ( ) ; push ( KeyCode . L ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "l" , keyCode ) ; clearKeyCode ( ) ; push ( KeyCode . A ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "a" , keyCode ) ; clearKeyCode ( ) ; push ( KeyCode . M ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( "m" , keyCode ) ; clearKeyCode ( ) ; push ( KeyCode . C ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( true , jumpToComment ) ; jumpToComment = false ; click ( "View" ) ; click ( "Documentation" ) ; sleep ( ChromeDriverTest . EVENT_DELAY ) ; assertEquals ( DOCS_PAGE , url ) ; clearUrl ( ) ; click ( "Preferences" ) ; click ( "Logout" ) ; } public void clearUrl ( ) { } public void clearScript ( ) { } public void clearKeyCode ( ) { } }

Fix:
click ( "#dummy//dummy_col0_2" ) ;